20446+1642 BPM 2246 AB

 
 
20h 44m 34.82s +16° 41' 35.1" P.A. 16.00 sep 90.0 mag 14.42,15.40
 
 
Coord 2000 20446+1642 Discov num BPM2246 Comp AB Coord arcsec 2000 20 44 34.82 +16 41 35.1
Date first 1995 Date last 2015 Obs 7
Pa first 16 Pa last 16 P.A. Now (θ) 16°
Sep first 90.0 Sep last 89.979 Sep. Now (ρ) 89.979"
Mag pri 14.42 Mag sec 15.40 delta mag (ΔM) 0.98 Spectral class
Pri motion ra -022 Sec motion ra +007
Pri motion dec -011 Sec motion dec -002
Notes N V (See Notes, Proper motion indicates physical)
rPM=1.234
This double is physical.
 
 
20446+1642 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 44 35 +16 41 35 BPM 2246 AB 2015 7 16 90.0 14.42 15.40 0.98 <===
Show 20 44 35 +16 41 35 BPM 2247 AC 2015 7 173 116.0 14.42 15.69 1.27
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Delphinus Gaia DR2 1811221316845353728